More like Infinity's Edge

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Cities in FlightSeries
series10 books1950
completed
About space colonization.
“The stories cover roughly two thousand years, from the very near future to the end of the universe.”
from the catalogue
Start with They Shall Have Stars →
HeecheeSeries
series19 books1972
completed
About aliens.
“The Heechee are an advanced alien race that visited the Solar System hundreds of millennia ago and then mysteriously disappeared.”
from the catalogue
Start with Gateway →
Known SpaceUniverse
universe142 books1964
About aliens.
“Give a clever species a few centuries and a working fusion drive, and it will fill the sky with problems.”
from the catalogue
Start with Ringworld →
includes Ringworld, Fleet of Worlds, Man-Kzin Wars
UpliftUniverse
universe13 books1980
About uplift and aliens.
“No species, the Galactics insist, ever climbs to sapience alone.”
from the catalogue
Start with Sundiver →
includes Uplift, Uplift Storm
Space BeagleSeries
series5 books1939
completed
About aliens.
Start with Black Destroyer →
CoDominiumUniverse
universe98 books1971
Military science fiction.
“The body of work runs along a few hard threads rather than one line.”
from the catalogue
Start with The Mote in God's Eye →
includes Moties, Laurie Jo Hansen, Falkenberg's Legion, War World